Bender ISOMETER isoUG425 Kurzanleitung Seite 10

ISOMETER® isoUG425
Technische Daten
( )* = Werkseinstellung
Isolationskoordination nach IEC 60664-1/
IEC 60664-3
Bemessungsspannung ..............................................................400 V
Überspannungskategorie ................................................................III
Versorgungsspannung
Versorgungsspannung U .................AC 100...240 V/DC 24...240 V
s
Toleranz von U ............................................................ -30...+15 %
s
Frequenzbereich U ..........................................................47...63 Hz
s
Eigenverbrauch ...........................................................≤ 3 W, ≤ 9 VA
Überwachtes IT-System
Netznennspannung U ..................................................DC 0...120 V
n
Toleranz von U .......................................................................+20 %
n
Ansprechwerte
Ansprechwert R ............................................. 2...100 kΩ (50 kΩ)*
an1
Ansprechwert R ............................................... 1...95 kΩ (25 kΩ)*
an2
Ansprechunsicherheit R ....................... ± 15 %, mindestens ±2 kΩ
an
Hysterese R ................................................. 25 %, mindestens 1 kΩ
an
Unterspannungserkennung U
Überspannungserkennung U
Ansprechunsicherheit U ........................± 5 %, mindestens ± 0,5 V
DC
Hysterese U ..................................................... 5 %, mindestens 1 V
DC
Zeitverhalten
Ansprechzeit t bei R = 0,5 x R
an F
...................................................................................................≤ 1 s
Anlaufverzögerung t ...................................................0...10 s (0 s)*
Ansprechverzögerung t ............................................0...99 s (0 s)*
on
Rückfallverzögerung t ..............................................0...99 s (0 s)*
off
Schnittstelle
Schnittstelle/Protokoll ................RS-485/BMS, Modbus RTU, isoData
Baudrate ............................................................................................
...BMS (9,6 kBit/s), Modbus RTU (einstellbar), isoData (115,2 kBit/s)
Leitungslänge (9,6 kBit/s) ..................................................≤ 1200 m
Leitung: paarweise verdrillt, Schirm einseitig an PE ..........................
...........................................................................min. J-Y(St)Y 2 x 0,6
Abschlusswiderstand ................. 120 Ω (0,25 W), intern, zuschaltbar
Geräteadresse, BMS-Bus, Modbus RTU ........................... 3...90 (3)*
10 isoUG425_D00220_03_Q_DEEN /03.2021
.............................. 8...143 kV (off)*
DC
............................ 8,1...144 kV (off)*
DC
und C =1 μF nach IEC 61557-8 .....
an e
Technical data
( )* = Factory setting
Insulation coordination acc. to IEC 60664-1/
IEC 60664-3
Rated voltage ............................................................................400 V
Overvoltage category ......................................................................III
Supply voltage
Supply voltage U .............................AC 100...240 V/DC 24...240 V
s
Tolerance of U ............................................................. -30...+15 %
s
Frequency range U ..........................................................47...63 Hz
s
Power consumption ....................................................≤ 3 W, ≤ 9 VA
Monitored IT system
Nominal system voltage U ...........................................DC 0...120 V
n
Tolerance of U ........................................................................+20 %
n
Response values
Response value R ........................................... 2...100 kΩ (50 kΩ)*
an1
Response value R ............................................. 1...95 kΩ (25 kΩ)*
an2
Relative uncertainty R ................................ ± 15 %, at least ±2 kΩ
an
Hysteresis R ....................................................... 25 %, at least 1 kΩ
an
Undervoltage detection U .................................... 8...143 kV (off)*
DC
Overvoltage detection U ................................... 8.1...144 kV (off)*
DC
Relative uncertainty U ................................ ± 5 %, at least ± 0.5 V
DC
Hysteresis U ........................................................... 5 %, at least 1 V
DC
Time response
Response time t at R = 0.5 x R
an F
...................................................................................................≤ 1 s
Start-up delay t ...........................................................0...10 s (0 s)*
Response delay t .......................................................0...99 s (0 s)*
on
Delay on release t .....................................................0...99 s (0 s)*
off
Interface
Interface/protocol .......................RS-485/BMS, Modbus RTU, isoData
Baud rate ...........................................................................................
... BMS (9.6 kBit/s), Modbus RTU (adjustable), isoData (115.2 kBit/s)
Cable length (9.6 kBit/s) ...................................................≤ 1,200 m
Cable: twisted pair, shield connected to PE .......................................
...........................................................................min. J-Y(St)Y 2 x 0.6
Terminating resistor....... 120 Ω (0.25 W), internal, can be connected
Device address, BMS bus, Modbus RTU ........................... 3...90 (3)*
and C =1 μF acc. to IEC 61557-8 ..
an e